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November 28th, 2025 :: 10:02 am CST   

Local Weather Report for
Decatur
Illinois, United States

 Current Decatur Weather Conditions Updated November 28th at 8:54 am 
Temperature:25°F Dew Point:18°F
Barometer:30.45 inHg Wind:N 17 Mph
Humidity:73.3% Visibility:0M
 
 Decatur Weather Forecast Summary  
 
Today
Nov 28th
Saturday
Nov 29th
Sunday
Nov 30th
Monday
Dec 1st
Tuesday
Dec 2nd
Cloudy Mix of rain and snow Cloudy Flurries Cloudy
32°F
34°F
25°F
28°F
6°F
25°F
14°F
21°F
8°F
 
 Decatur Detailed Weather Forecast  
 
Friday, November 28th, 2025
Morning Temperature: 29°F
Sunny. Windy at times.
Afternoon Temperature: 27°F
Sunny.
Evening Temperature: 27°F
Cloudy.
Saturday, November 29th, 2025
Overnight Temperature: 27°F
Cloudy with flurries likely. Windy at times.
Morning Temperature: 28°F
Cloudy with flurries. Windy.
Afternoon Temperature: 30°F
Cloudy with flurries. Windy.
Evening Temperature: 33°F
Cloudy with flurries or showers likely. Windy.
Sunday, November 30th, 2025
Overnight Temperature: 26°F
Cloudy with a slight chance of flurries. Windy.
Morning Temperature: 23°F
Cloudy. Windy at times.
Afternoon Temperature: 12°F
Cloudy with sunny periods.
Evening Temperature: 7°F
Cloudy.
Monday, December 1st, 2025
Overnight Temperature: 15°F
Cloudy.
Morning Temperature: 23°F
Cloudy with a chance of flurries.
Afternoon Temperature: 25°F
Cloudy with a chance of flurries.
Evening Temperature: 24°F
Cloudy with flurries likely.
Tuesday, December 2nd, 2025
Overnight Temperature: 16°F
Clear with cloudy periods with a chance of flurries.
Morning Temperature: 17°F
Sunny with cloudy periods.
Afternoon Temperature: 8°F
A mix of cloud and sun.
Evening Temperature: 11°F
Cloudy.
Wednesday, December 3rd, 2025
Overnight Temperature: 20°F
Cloudy.
Morning Temperature: 27°F
Cloudy with a slight chance of flurries or showers. Windy at times.
Afternoon Temperature: 30°F
Cloudy with a chance of flurries.
Evening Temperature: 29°F
Cloudy with flurries likely.
Thursday, December 4th, 2025
Overnight Temperature: 29°F
Cloudy. Windy at times.
Morning Temperature: 19°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 6°F
Sunny.
Evening Temperature: -4°F
Clear with cloudy periods.
Friday, December 5th, 2025
Overnight Temperature: -4°F
Clear with cloudy periods.
Morning Temperature: 17°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 25°F
Cloudy. Windy at times.
Evening Temperature: 31°F
Cloudy with a chance of flurries or showers. Windy at times.
Saturday, December 6th, 2025
Overnight Temperature: 33°F
Cloudy with a chance of flurries or showers. Windy at times.
Morning Temperature: 33°F
Cloudy.
Afternoon Temperature: 28°F
A mix of cloud and sun.
Evening Temperature: 11°F
A mix of cloudy and clear skies.





 

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This WeatherCity Weather Forecast for Decatur, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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